<!DOCTYPE html>
<html>
<head></head>
<body onload="document.getElementById('v').firstChild.data = ' a ';">

<div style="position:absolute; top: 50px; left: 50px; border: 2px solid orange;" id="v">
  <select style="width: 200%">
    <option style="visibility: collapse; overflow: auto; display: table-footer-group;">X</option>
  </select>
</div>

</body>
</html>
